These can be an inverter 12 volts dc box or both.
Direct connection solar panel to battery.
Connecting two solar panels in parallel.
After you estimate your daily use set up the battery that you need.
Connect the negatives to the negatives and positives to the positives.
Always connect your solar panels via a regulator.
Charge your 12v battery from a solar panel and have your backup powered.
To power a dual battery system you ll need to connect the panels in parallel.
Then connect the regulator to the 12 volt battery.
How to connect a solar panel to a 12v battery.
In the event you have more than one battery connect them in parallel.
Connect the negative wire of the solar panel to the negative terminal of the battery.
This will help prevent a fire or battery explosion in the event of a short in the wiring.
Connect battery to charge controller in the first step you are going to wire the battery to a charge controller.
Connect the positive wire from the solar panel to a battery cable with a fusible link between the battery and the solar panel.
The battery is connected to the battery terminals of the charge controller same like pv panel wiring i e.
Wiring the loads the following step is to wire the loads.
The same voltage of 13 8 from the charge controller can charge all the battery connected in parallel.